<div dir="ltr"><br><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
This may be getting close to the issue.  I don't see any interfaces<br>
anything like that. I'm seeing two different types of bride states on<br>
my compute nodes, which suggest something's wrong there.  On the<br>
compute node hosting the 'bad' instances and many other nodes as well<br>
I see:<br>
<br>
bridge name    bridge id        STP enabled    interfaces<br>
br-int        0000.da8ae1f32b4f    no<br>
int-eth1-br<br>
                            tap217f1525-a7<br>
                            tap2216c86e-aa<br>
                            tap95f49c26-c5<br>
                            tap9cf1249f-19<br>
                            tapa35c07ef-ef<br>
                            tapdcc2d3c6-d6<br>
                            tapdebc0ece-86<br>
                            tapf1cf3384-6d<br>
br-tun        0000.f66f85d4f940    no<br>
eth1-br        0000.60eb69dc46df    no        eth1<br>
                            phy-eth1-br<br>
virbr0        8000.000000000000    yes<br>
<br>
But a minority of systems show:<br>
<br>
ovs-system        0000.6e7205af2054    no        br-int<br>
                            br-tun<br>
                            eth1<br>
                            eth1-br<br>
                            int-eth1-br<br>
                            phy-eth1-br<br>
                            tap0a7aca16-ad<br>
                            tap4ff9d951-c1<br>
                            tap4ffca4ce-00<br>
                            tap892a01b4-93<br>
                            tapf6ddeaf5-f4<br>
virbr0        8000.000000000000    yes<br></blockquote><div><br></div><div>I hope I didn't throw a red herring at you. Are you using the LibvirtHybridOVSBridgeDriver in nova.conf? If so, then you should see the bridge structure I described. </div>
<div><br></div><div>Do you happen to be using ovs and brcompat? </div></div><br></div></div>